202020148

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{389}}^1$

素因数の和:481

約数の個数: 72

約数和(自身を含む): 413922600

約数和(自身を除く): 211902452

約数列:

[1, 2, 4, 11, 22, 29, 37, 44, 58, 74, 116, 121, 148, 242, 319, 389, 407, 484, 638, 778, 814, 1073, 1276, 1556, 1628, 2146, 3509, 4279, 4292, 4477, 7018, 8558, 8954, 11281, 11803, 14036, 14393, 17116, 17908, 22562, 23606, 28786, 45124, 47069, 47212, 57572, 94138, 124091, 129833, 158323, 188276, 248182, 259666, 316646, 417397, 496364, 519332, 633292, 834794, 1365001, 1669588, 1741553, 2730002, 3483106, 4591367, 5460004, 6966212, 9182734, 18365468, 50505037, 101010074, 202020148]

約数ペア:

[(1, 202020148), (2, 101010074), (4, 50505037), (11, 18365468), (22, 9182734), (29, 6966212), (37, 5460004), (44, 4591367), (58, 3483106), (74, 2730002), (116, 1741553), (121, 1669588), (148, 1365001), (242, 834794), (319, 633292), (389, 519332), (407, 496364), (484, 417397), (638, 316646), (778, 259666), (814, 248182), (1073, 188276), (1276, 158323), (1556, 129833), (1628, 124091), (2146, 94138), (3509, 57572), (4279, 47212), (4292, 47069), (4477, 45124), (7018, 28786), (8558, 23606), (8954, 22562), (11281, 17908), (11803, 17116), (14036, 14393)]